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Bio 253 Exam 1 questions and answers already graded A+ 2024/2025
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Bio 253 Exam 1 questions and answers already graded A+ 2024/2025
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Bio 253 Exam 1Anatomy - ANSStudy of the shape of a organism and the relationships of its components.
Physiology - ANSStudy of organisms body functions
anatomical position - ANSerect function of the body with the face directed forward, the fingers at
the facet, and the fingers of the hands facing ahead, used as a reference in describing the
relation of body elements to each other.
Superior - ANSToward the top of the body
Inferior - ANSToward the lowest of the body
Proximal (describes relative function in a limb or other appendage) - ANSToward the trunk
Distal - ANSAway from the trunk or point of attachment
Lateral - ANSToward the side; away from the midsagittal plane
Medial - ANSToward the midsagittal aircraft; far from the facet
Deep - ANSToward the inner of a component; away from the surface.
Superficial - ANSToward the surface of a part; faraway from the interior.
Sagittal - ANSAny lengthwise aircraft running front to returned and pinnacle to bottom dividing
the body or any of its parts into proper and left facets.
Coronal - ANSAny lengthwise aircraft walking back and forth and pinnacle to backside, dividing
the frame or any of its elements into anterior and posterior quantities
transverse - ANSAny crosswise aircraft that divides the body or any of its components into top
and lower parts
oblique aircraft - ANScut that follows a diagonal plane
What are characteristics of lifestyles - ANSResponsiveness, conductivity, boom, respiratory,
digestion, abortion, secretion, excretion, circulation, and reproduction.
Levels of organization - ANSchemical degree,organelle degree, cellular degree, tissue level,
organ stage, machine degree, organism degree.
, Ventral Body Cavity - ANSContains: Thoracic hollow space, Abdominopelvic cavity
Functions: Provides protection; Allows organ motion; Linings prevent friction
Thoracic Cavity - ANSArea: Surrounded via chest wall and diaphragm
Contains: Right/Left pleural cavities, Mediastinum, Pericardial hollow space
Right/Left Pleural Cavity - ANSSurrounds right/left lung
Mediastinum - ANSContains: Trachea, Esophagus, Major vessels, Pericardial cavity
Pericardial Cavity - ANSSurrounds heart
Diaphragm - ANSFlat muscular sheet that separates the thoracic and abdominopelvic cavities
Abdominopelvic Cavity - ANSContains: Peritoneal cavity, Abdominal cavity, Pelvic hollow space
Peritoneal Cavity - ANSExtends in the course of stomach cavity and into superior part of pelvic
cavity
Abdominal Cavity - ANSContains many digestive glands and organs
Pelvic Cavity - ANSContains: Urinary bladder, Reproductive organs, Last portion of digestive
tract
Name the nine Abdominal Regions - ANS1. Right hypochrondriac location
2. Epigastric area
three. Left hypochrondriac place
four. Right lumbar location
5. Umbilical area
6. Left lumbar region
7. Right iliac (inguinal) place
8. Hypogastric area
9. Left iliac (inguinal) area
Name the 4 Abdominopelvic Quadrants - ANSRUQ (Right Upper Quadrant), LUQ (Left Upper
Quadrant).RLQ (Right Lower Quadrant), LLQ (Left Lower Quadrant).
Negative Feedback Loop - ANSbody senses a alternate an turns on mechanisms to opposite
it(dynamic equilibrium)
-Opposite moves occurring to repair homeostatsis
ex) body temp. Drops vessel constrict and shivering starts offevolved (warmness gaining
mechanism)
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